package main

import "fmt"
import "strings"

func test1() {
    hello := "Hello"
    world := "World"
    words := []string{hello, world}
    SayHello(words)
}

// SayHello says Hello
func SayHello(words []string) bool {
    fmt.Println(joinStrings(words))
    return true
}

// joinStrings joins strings
func joinStrings(words []string) string {
    return strings.Join(words, ", ")
}